@media screen and (min-width: 750px) {
  html {
    font-size: 75px!important;
  }
}
body {
  min-width: 320px;
  max-width: 750px;
  width: 10rem;
  margin: 0 auto;
  line-height: 1.5;
  font-family: Arial, Helvetica;
  background-color: #f7f7f7;
}
a {
  text-decoration: none;
}
.search_content {
  width: 10rem;
  height: 2.4rem;
  background-color: #FFDB47;
}
.search_content .search_nav {
  display: flex;
  position: relative;
  width: 10rem;
  height: 1.17333333rem;
}
.search_content .search_nav a:nth-child(1) {
  position: absolute;
  top: 0.2rem;
  left: 0.4rem;
  display: block;
  width: 0.48rem;
  height: 0.8rem;
}
.search_content .search_nav a:nth-child(1) img {
  width: 0.48rem;
  height: 0.8rem;
}
.search_content .search_nav a:nth-child(2) {
  position: absolute;
  top: 0.10666667rem;
  left: 50%;
  transform: translateX(-50%);
  -webkit-transform: translateX(-50%);
  flex: 1;
}
.search_content .search_nav a:nth-child(2) img {
  width: 4.26666667rem;
  height: 0.85333333rem;
}
.search_content .search_nav a:nth-child(3) {
  position: absolute;
  top: 0.2rem;
  right: 0.4rem;
  display: block;
  width: 0.48rem;
  height: 0.8rem;
}
.search_content .search_nav a:nth-child(3) img {
  width: 0.48rem;
  height: 0.8rem;
}
.search_content .search_text {
  display: flex;
  position: relative;
  margin-top: 0.13333333rem;
  left: 50%;
  transform: translateX(-50%);
  -webkit-transform: translateX(-50%);
  width: 9rem;
  height: 0.93866667rem;
  background-color: #fff;
  border-radius: 0.66666667rem;
}
.search_content .search_text .icon {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  -webkit-transform: translateY(-50%);
  left: 0.26666667rem;
  width: 0.48rem;
  height: 0.48rem;
  background: url(../images/下载.png) no-repeat;
  background-size: 0.48rem 0.48rem;
}
.search_content .search_text a {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  left: 0.93333333rem;
  display: block;
  color: #999;
  font-size: 0.35rem;
}
.banner {
  width: 10rem;
  height: 3.05333333rem;
  background: url("../images/161243731909884312.png") no-repeat;
  background-size: 15rem 3.05333333rem;
  overflow: hidden;
}
.banner ul {
  position: relative;
  margin: 0;
  padding: 0;
  left: 50%;
  top: 0;
  transform: translateX(-50%);
  -webkit-transform: translateX(-50%);
  width: 9rem;
  height: 3.05333333rem;
  border-radius: 0.33333333rem;
  background-color: #fff;
  overflow: hidden;
}
.banner ul img {
  position: relative;
  top: -1.85333333rem;
  width: 100%;
  height: 4.90666667rem;
}
nav {
  width: 10rem;
  height: 4.10666667rem;
}
nav a {
  position: relative;
  float: left;
  box-sizing: border-box;
  display: block;
  width: 2rem;
  height: 2.05333333rem;
}
nav a img {
  position: absolute;
  top: 20%;
  left: 50%;
  transform: translateX(-50%);
  -webkit-transform: translateX(-50%);
  width: 1.12rem;
  height: 1.12rem;
}
nav a .nav_title {
  width: 2rem;
  text-align: center;
  color: #666;
  font-size: 0.3rem;
  line-height: 3.6rem;
}
